1426775364420 has 192 divisors, whose sum is σ = 4684610112000. Its totient is φ = 324317468160.

The previous prime is 1426775364419. The next prime is 1426775364437. The reversal of 1426775364420 is 244635776241.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3533466 + ... + 3916494.

It is an arithmetic number, because the mean of its divisors is an integer number (24399011000).

Almost surely, 2^{1426775364420} is an apocalyptic number.

1426775364420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426775364420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2342305056000).

1426775364420 is an abundant number, since it is smaller than the sum of its proper divisors (3257834747580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426775364420 is a wasteful number, since it uses less digits than its factorization.

1426775364420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383243 (or 383227 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 51.

The spelling of 1426775364420 in words is "one trillion, four hundred twenty-six billion, seven hundred seventy-five million, three hundred sixty-four thousand, four hundred twenty".